Home / 207,666.71-286,580.02-112,173.41

Finding the Fourth Proportional to 207,666.71, 286,580.02 and 112,173.41

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Solution

The fourth proportional to 207,666.71, 286,580.02 and 112,173.41 is: 154,799.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,666.71 : 286,580.02 = 112,173.41 : x
  2. Step 2: Convert to fraction form
    207,666.71/286,580.02 = 112,173.41/x
  3. Step 3: Cross multiply
    207,666.71x = 286,580.02 × 112,173.41
  4. Step 4: Simplify right side
    207,666.71x = 32,146,656,445.73
  5. Step 5: Solve for x
    x = 32,146,656,445.73/207,666.71
  6. Step 6: Final answer
    x = 154,799.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.